Intravascular Optical Coherence Tomography System with Pressure Monitoring Interface and Accessories

摘要

An optical coherence tomography system and method with integrated pressure measurement. In one embodiment the system includes an interferometer including: a wavelength swept laser; a source arm in communication with the wavelength swept laser; a reference arm in communication with a reference reflector; a first photodetector having a signal output; a detector arm in communication with the first photodetector, a probe interface; a sample arm in communication with a first optical connector of the probe interface; an acquisition and display system comprising: an A/D converter having a signal input in communication with the first photodetector signal output and a signal output; a processor system in communication with the A/D converter signal output; and a display in communication with the processor system; and a probe comprising a pressure sensor and configured for connection to the first optical connector of the probe interface, wherein the pressure transducer comprises an optical pressure transducer.

主权项

1. An optical coherence tomography system with integrated pressure measurement comprising:
an interferometer comprising:
a wavelength swept laser,a source arm in optical communication with the wavelength swept laser;a reference arm in optical communication with a reference reflector;a first photodetector having a signal output;a detector arm in optical communication with the first photodetector;a probe interface;a sample arm in optical communication with a first optical connector of the probe interface; an acquisition and display system comprising:
an analog to digital converter having a signal input in electrical communication with the first photodetector signal output and a signal output;a processor system in electrical communication with the analog to digital converter signal output; anda display in electrical communication with the processor system; anda probe comprising a pressure sensor, the probe configured for optical connection to the first optical connector of the probe interface, wherein the pressure transducer comprises an optical pressure transducer.